1387662865897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{6860143}}^1$

素因数の和:6860269

約数の個数: 32

約数和(自身を含む): 1801857982464

約数和(自身を除く): 414195116567

約数列:

[1, 7, 11, 37, 71, 77, 259, 407, 497, 781, 2627, 2849, 5467, 18389, 28897, 202279, 6860143, 48021001, 75461573, 253825291, 487070153, 528231011, 1776777037, 2792078201, 3409491071, 5357771683, 18021595661, 19544547407, 37504401781, 126151169627, 198237552271, 1387662865897]

約数ペア:

[(1, 1387662865897), (7, 198237552271), (11, 126151169627), (37, 37504401781), (71, 19544547407), (77, 18021595661), (259, 5357771683), (407, 3409491071), (497, 2792078201), (781, 1776777037), (2627, 528231011), (2849, 487070153), (5467, 253825291), (18389, 75461573), (28897, 48021001), (202279, 6860143)]